MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the same text as the malicious URL's keyword parameter, suggesting a lure. The PDF_SEO_LINK_FARM heuristic indicates a large number of external links, many of which point to benign Shopify URLs, likely to mask the malicious redirector. The ML_NYX_PDF_MALICIOUS heuristic strongly supports the malicious classification.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.cc/pify?keyword=rewrite+the+stars+piano+sheet+music+advanced
- http://siperazel.carolcgould.com/uploads/1/3/1/4/131452883/5714496.pdf
- http://dekoloxi.cyclebavaria.com/uploads/1/3/1/3/131379552/5590668.pdf
- http://files.angelapennisi.com/uploads/1/3/1/4/131454116/0e4373e8cf.pdf
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/allen_roth_ceiling_fan_manual.pdf
- https://cdn.shopify.com/s/files/1/0435/3651/5224/files/defense_devil_manga.pdf
- https://cdn.shopify.com/s/files/1/0432/7338/8190/files/budixejuvopanatugenijalub.pdf
- https://cdn.shopify.com/s/files/1/0435/3051/8682/files/84020236450.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/tigup.pdf
- https://cdn.shopify.com/s/files/1/0431/3248/5799/files/domibawaf.pdf
- https://cdn.shopify.com/s/files/1/0430/7920/5031/files/xexadidavox.pdf
- https://cdn.shopify.com/s/files/1/0435/9349/8787/files/at_t_international_day_pass_countries.pdf
- https://cdn.shopify.com/s/files/1/0430/0659/1127/files/59734809008.pdf
- https://cdn.shopify.com/s/files/1/0428/9665/4499/files/kaniletilajoki.pdf
- https://cdn.shopify.com/s/files/1/0436/0981/7251/files/18499211978.pdf
- https://cdn.shopify.com/s/files/1/0445/6048/2463/files/48203418480.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006232.bin5b545b09cacc2d70108b2079b16036930d48d2acb2d4e5c0c2cf2f76932739d9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6232 | 5440 bytes |
font_01_sfnt_off0000749b.bin2883ef47c6229e8cb5a9c86191a6ffee409e7f877978023560669321efe62a97 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x749B | 10460 bytes |
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